Question

Suggest the measures to overcome the problem of noise pollution in India.

Hint:

Petroleum is called liquid gold because of its high value, widespread use in industries, and essential role in powering transport and machinery.

Answer 1

Petroleum is known as “liquid gold” because of its immense value in the modern world. The term highlights both its economic importance and its critical role in industrial development. The three main reasons are:
High Economic Value: Like gold, petroleum commands high prices in the global market. It contributes significantly to the national income of oil-producing countries.
Multiple Uses: Petroleum is a key raw material for various industries. It is used to produce fuel (petrol, diesel, kerosene), lubricants, plastics, fertilizers, synthetic fibres, and many other essential goods.
Driving Industrial and Transport Sectors: Petroleum is essential for running vehicles, aircraft, ships, and industrial machinery, making it crucial for economic and technological advancement. Due to these reasons, petroleum is often referred to as "liquid gold."